Phenomena that may be easy to be mistaken for machine defects

About the phenomenon confused with a machine defect, check and cope with it according to the following table.

Phenomenon

Cases not involving a machine defect

Reference

page

 

 

 

 

 

 

The electrical power cord is not plugged in.

11

 

Correctly connect the power cord.

 

 

 

The main power source has been interrupted during

 

 

operation such as by a power outage (blackout), etc.

11, 14

 

Please disconnect the power plug from the power outlet,

Power does not

and allow the projector to cool down at least 10 minutes,

 

then turn the power on again.

 

come on.

 

 

Either there is no lamp and/or lamp cover, or either

 

 

 

 

of these has not been properly fixed.

 

 

Please turn the power off and disconnect the power plug from

49, 50

 

the power outlet, and allow the projector to cool down at least

 

45 minutes. After the projector has sufficiently cooled down,

 

 

please make confirmation of the attachment state of the lamp

 

 

and lamp cover, and then turn the power on again.

 

 

The signal cables are not correctly connected.

9

 

Correctly connect the connection cables.

 

 

 

Signal source does not correctly work.

 

Correctly set up the signal source device by referring to the

 

manual of the source device.

 

 

The input changeover settings are mismatched.

15

 

Select the input signal, and correct the settings.

 

 

No pictures are

The brightness is adjusted to an extremely low level.

 

displayed.

Adjust BRIGHTNESS to a higher level using the menu

25

 

function.

 

 

The computer cannot detect the projector as a plug

 

 

and play monitor.

10

 

Make sure that the computer can detect a plug and play

 

 

 

monitor using another plug and play monitor.

 

 

The BLANK screen is displayed.

20

 

Press the BLANK button on the remote control.

 

 

(Continued on next page)

 

ViewSonic

57

PJL7211

Page 62
Image 62
ViewSonic PJL7211 manual Electrical power cord is not plugged, These has not been properly fixed, Play monitor

PJL7211 specifications

The ViewSonic PJL7211 is a versatile projector designed to meet the needs of both business and educational environments. With its high brightness and advanced features, it delivers exceptional performance for various presentation scenarios. One of the standout characteristics of the PJL7211 is its impressive brightness level, reaching up to 4,200 ANSI lumens. This significant brightness ensures that content remains clear and vibrant, even in well-lit rooms.

The PJL7211 boasts a native XGA resolution of 1024x768 pixels, allowing for sharp images with accurate detail. It also supports various resolutions up to Full HD, making it suitable for a wide range of content from standard presentations to high-definition videos. The projector incorporates DLP technology, which enhances color accuracy and produces smoother images with lower latency, making it ideal for both still images and dynamic video content.

In terms of connectivity, the ViewSonic PJL7211 offers a comprehensive selection of ports, including HDMI, VGA, and USB. This versatility allows users to easily connect it to laptops, desktops, and other multimedia devices without hassle. The addition of an optional wireless adapter enhances its connectivity options, enabling wireless projection from smartphones and tablets, thus adding convenience for tech-savvy users.

Another notable feature is its integrated 10W speaker, providing sufficient audio output for most small to medium-sized rooms without the need for additional sound equipment. This is especially beneficial for classrooms and small meeting rooms where space and setup time are limited.

The PJL7211 also features a user-friendly interface, making it easy for presenters to adjust settings, switch inputs, and manage presentations efficiently. Its energy-efficient design includes a long lamp life, rated at up to 15,000 hours in Eco mode, which significantly reduces maintenance costs and the frequency of lamp replacements.

With a lightweight design and robust build quality, the ViewSonic PJL7211 is portable enough for on-the-go presentations while being durable for everyday use. The combined features of high brightness, resolution versatility, extensive connectivity, and user-friendly operations make the ViewSonic PJL7211 a compelling choice for professionals looking for a reliable and effective projection solution.